Patent · US Expired

Synchronization of audio and video signals in a live multicast in a LAN

US6122668A · kind A · utility

551Cited by
13References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 2, 1995
Grant dateSep 19, 2000
Priority date
Expiry dateNov 2, 2015

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N21/44004
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

In a live multicast in a LAN environment, audio and video streams are transmitted from a source station to a plurality of receiving stations. A technique is disclosed for synchronizing the audio decoder clock at each receiving station with the source station. A technique is also disclosed for synchronizing the audio and video data streams received at each receiving station.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.